package com.LatitudeYao;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.*;
/**
 * Created by GTS on 2017/8/14.
 */
class StringAddress{
    private  String s;
    public StringAddress (String s){
        this.s = s;
    }
    public String toString(){
        return super.toString()+""+s;
    }
}
public class FillingList {
    public static void main(String[] args) {
        List<StringAddress> list = new ArrayList<StringAddress>(Collections.nCopies(4,new StringAddress("  Hello ")));
        System.out.println(list);
        Collections.fill(list,new StringAddress(" world "));
        System.out.println(list);
    }
}
